Gitea updated for the right host and to work with caddy.

gitea/vars/default.yml

@@ -6,4 +6,13 @@ http_url: "https://git.tanshu.com"
 container_name: gitea
 container_image: gitea/gitea:latest
 
+docker_network: "{{ container_name }}_net"
+caddy_container: caddy
+
+caddyfile_path: /var/lib/caddy/conf/Caddyfile
+snippet_block: |
+  {{ http_host }} {
+      reverse_proxy {{ container_name }}:3000
+  }
+
 user: 'git'